4-pyridinethiol

Modify Date: 2025-08-23 12:22:58

4-pyridinethiol structure	Common Name	4-pyridinethiol
	CAS Number	4556-23-4	Molecular Weight	111.165
	Density	1.2±0.1 g/cm3	Boiling Point	194.0±13.0 °C at 760 mmHg
	Molecular Formula	C₅H₅NS	Melting Point	182-189 °C
	MSDS	Chinese USA	Flash Point	71.1±19.8 °C
	Symbol	GHS07	Signal Word	Warning

Use of 4-pyridinethiol

Name	4-Mercaptopyridine
Synonym	More Synonyms

Density	1.2±0.1 g/cm3
Boiling Point	194.0±13.0 °C at 760 mmHg
Melting Point	182-189 °C
Molecular Formula	C₅H₅NS
Molecular Weight	111.165
Flash Point	71.1±19.8 °C
Exact Mass	111.014267
PSA	51.69000
LogP	1.03
Vapour Pressure	0.6±0.4 mmHg at 25°C
Index of Refraction	1.598
Storage condition	0-6°C

4-pyridinethiol MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UT8578000

CHEMICAL NAME :: 4-Pyridinethiol

CAS REGISTRY NUMBER :: 4556-23-4

BEILSTEIN REFERENCE NO. :: 0105869

LAST UPDATED :: 199712

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C5-H5-N-S

MOLECULAR WEIGHT :: 111.17

WISWESSER LINE NOTATION :: T6NJ DSH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 178 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#00422

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - wild bird species

DOSE/DURATION :: 750 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AECTCV Archives of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 070944) V.1- 1973- Volume(issue)/page/year: 12,355,1983

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S37/39-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	UT8578000
HS Code	2933399090

Precursor 8
CAS#:626-61-9 4-chloropyridine CAS#:626-64-2 4-Hydroxypyridine CAS#:108-96-3 4(1H)-Pyridinone CAS#:110-86-1 Pyridine
CAS#:22752-98-3 4-pyridin-1-ium... CAS#:5421-92-1 1,4'-bipyridini... CAS#:7379-35-3 4-Chloropyridin... CAS#:2645-22-9 4,4'-Dithiodipy...
DownStream 10
CAS#:109876-35-9 4-(chloromethyl... CAS#:37968-97-1 4,4'-THIODIPYRIDINE CAS#:626-61-9 4-chloropyridine CAS#:22581-72-2 Pyridine,4-(met...
CAS#:939-23-1 4-Phenylpyridine CAS#:5402-20-0 4-Pyridinesulfo... CAS#:65938-88-7 pyridine-4-sulf... CAS#:134479-04-2 4-Pyridinesulfo...
CAS#:33399-48-3 Pyridine,4-(phe... CAS#:134186-64-4 4-(3-chloroprop...

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Ab initio studies of some amino acid residue complexes with 4-mercaptopyridine as a model for thymitaq (AG337), an inhibitor of thymidylate synthase.

Cancer Invest. 17(6) , 396-401, (1999)

The complex formed by isopentane, as a model for the isoleucine residue present in the wild-type thymidylate synthase, with 4-mercaptopyridine as a fragment of the thymidylate synthase inhibitor Thymi...

Peptide-tailored assembling of Au nanorods.

Chem. Commun. (Camb.) 47(19) , 5482-4, (2011)

By investigating the influence of peptides on the assembling process of Au nanorods induced by 4-mercaptopyridine, two kinds of peptides were identified. The nature of peptides plays an important role...

The time course of the interaction of sheep liver cytoplasmic aldehyde dehydrogenase with 2,2'- and 4,4'-dithiodipyridine: a comparison with the action of disulfiram.

Arch. Biochem. Biophys. 234(2) , 487-96, (1984)

2,2'-Dithiodipyridine reacts rapidly with sheep liver cytoplasmic aldehyde dehydrogenase in the presence of NAD +, resulting in activation of the enzyme by 2 to 2.5-fold (when assayed in the usual way...

4-mercapto-pyridin

4-Pyridimethiol

4(1H)-Pyridinethione

Mercaptopyridine

Pyridine-4-thiol

EINECS 224-926-1

4-Mercaptopyridine

4-Mecaptopyridine

4-Mercapto-pyridine

4-thiopyridine

Pyridine-4(1H)-thione

4-Pyridyl Mercaptan

4-mercatopyridine

4-pyridinethiol

MFCD00006422

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4-pyridinethiol
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 4-pyridinethiol
Price: ￥180.0/5g ￥600.0/25g
Purity: 96.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Mercaptopyridine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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4-pyridinethiol

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The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.